From owner-freebsd-stable@freebsd.org Mon Jan 22 18:50:53 2018 Return-Path: Delivered-To: freebsd-stable@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id DB8CBECFB2A for ; Mon, 22 Jan 2018 18:50:53 +0000 (UTC) (envelope-from mike@sentex.net) Received: from smarthost2.sentex.ca (smarthost2.sentex.ca [IPv6:2607:f3e0:80:80::2]) (using TLSv1 with cipher DHE-RSA-CAMELLIA256-SHA (256/256 bits)) (Client CN "smarthost.sentex.ca", Issuer "smarthost.sentex.ca" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 98723687F2; Mon, 22 Jan 2018 18:50:53 +0000 (UTC) (envelope-from mike@sentex.net) Received: from lava.sentex.ca (lava.sentex.ca [IPv6:2607:f3e0:0:5::11]) by smarthost2.sentex.ca (8.15.2/8.15.2) with ESMTPS id w0MIoq21038729 (version=TLSv1 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO); Mon, 22 Jan 2018 13:50:52 -0500 (EST) (envelope-from mike@sentex.net) Received: from [192.168.43.26] (saphire3.sentex.ca [192.168.43.26]) by lava.sentex.ca (8.15.2/8.15.2) with ESMTP id w0MIootX056518; Mon, 22 Jan 2018 13:50:50 -0500 (EST) (envelope-from mike@sentex.net) Subject: Re: Ryzen issues on FreeBSD ? To: Peter Moody Cc: Don Lewis , Pete French , freebsd-stable@freebsd.org References: <8e842dec-ade7-37d1-6bd8-856ea1a827ca@sentex.net> <795dbb79-3c18-d967-98b9-5d09a740dbfe@sentex.net> <9b769e4e-b098-b294-0bce-8bb1c42e8a59@rootautomation.com> <730eb882-1c6a-afb7-0ada-396db44fb34b@ingresso.co.uk> <8b882970-4d5d-2a96-4dac-779cab07b9ae@sentex.net> From: Mike Tancsa Organization: Sentex Communications Message-ID: <343acf99-3e9e-093a-7390-c142396c2985@sentex.net> Date: Mon, 22 Jan 2018 13:50:50 -0500 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:52.0) Gecko/20100101 Thunderbird/52.5.2 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.78 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.25 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 22 Jan 2018 18:50:54 -0000 On 1/22/2018 1:41 PM, Peter Moody wrote: > fwiw, I upgraded to 11-STABLE (11.1-STABLE #6 r328223), applied the > hw.lower_amd64_sharedpage setting to my loader.conf and got a crash > last night following the familiar high load -> idle. this was with SMT > re-enabled. no crashdump, so it was the hard crash that I've been > getting. hw.lower_amd64_sharedpage=1 is the default on AMD boxes no ? I didnt need to set mine to 1 > > shrug, I'm at a loss here. I am trying an RMA with AMD. ---Mike > > On Mon, Jan 22, 2018 at 10:32 AM, Mike Tancsa wrote: >> On 1/22/2018 1:25 PM, Don Lewis wrote: >>> On 22 Jan, Pete French wrote: >>>> >>>> >>>> On 21/01/2018 19:05, Peter Moody wrote: >>>>> hm, so i've got nearly 3 days of uptime with smt disabled. >>>>> unfortunately this means that my otherwise '12' cores is actually only >>>>> '6'. I'm also getting occasional segfaults compiling go programs. >>>> >>>> Isn't go known to have issues on BSD anyway though ? I have seen >>>> complaints of random crashes running go under BSD systems - and >>>> preseumably the go compiler itself is written in go, so those issues >>>> might surface when compiling. >>> >>> Not that I'm aware of. I'm not a heavy go user on FreeBSD, but I don't >>> recall any unexpected go crashes and I haven't seen problems building >>> go on my older AMD machines. >> >> We use go quite a bit on one customer app and its quite stable. But >> thats a FreeBSD RELENG_10 box on an intel chip. >> >> ---Mike >> >> >> -- >> ------------------- >> Mike Tancsa, tel +1 519 651 3400 >> Sentex Communications, mike@sentex.net >> Providing Internet services since 1994 www.sentex.net >> Cambridge, Ontario Canada http://www.tancsa.com/ >> _______________________________________________ >> freebsd-stable@freebsd.org mailing list >> https://lists.freebsd.org/mailman/listinfo/freebsd-stable >> To unsubscribe, send any mail to "freebsd-stable-unsubscribe@freebsd.org" > > -- ------------------- Mike Tancsa, tel +1 519 651 3400 Sentex Communications, mike@sentex.net Providing Internet services since 1994 www.sentex.net Cambridge, Ontario Canada http://www.tancsa.com/